National Dental Assisting Examining Board (NDAEB) Practice Exam

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Prepare for the National Dental Assisting Exam with comprehensive quiz questions, including multiple choice and detailed explanations. Equip yourself for success!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.

What percentage of sodium fluoride is typically found in a non-prescription fluoride rinse?

0.1%
0.05%
0.2%
0.3%

The correct answer is: 0.05%

Non-prescription fluoride rinses generally contain sodium fluoride in a concentration of 0.05%. This specific concentration is often recommended for daily use as part of a preventive oral care routine. The use of a fluoride rinse at this concentration aids in remineralizing tooth enamel and reducing the risk of caries without posing significant risk of fluoride toxicity. The 0.05% concentration is particularly effective for individuals who may have increased risk factors for dental caries, such as those with a history of cavities or those living in areas with low levels of fluoride in drinking water. By facilitating a safe and effective level of fluoride exposure, non-prescription rinses can complement other forms of fluoride delivery, such as toothpaste and professional treatments. Understanding the specific concentrations of fluoride in various products is essential for proper patient education and ensuring safe use of over-the-counter dental products.